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FLCharts

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FLCharts is an easy-to-use library to build highly customizable bar, line and pie charts. It allows you to create your own chart bar UIView and use it to display data in the chart. Additionally FLCharts allows you to provide a custom HighlightedView to show the highlighted bar contents on top of the chart. Embed effortlessly your chart in a FLCard alogside with a title, an average vlue view and additional behaviours.

Requirements
Installation
Features
Configurations
Prebuilt bar cells
Docs
Chart types
Examples
Animations
Apps that uses FLCharts
License

Requirements <a name="requirements"></a>

Xcode 11 / Swift 5
iOS >= 11.0

Installation <a name="installation"></a>

FLCharts is available through SPM, CocoaPods and Carthage

Swift Package Manager <a name="SPM"></a>

In XCode go to File -> Add Packages...

Search for https://github.com/francescoleoni98/FLCharts and click Add Package.

Select to which target you want to add it and select Add Package.

CocoaPods <a name="cocoapods"></a>

FLCharts is available through CocoaPods. To install it, add the following line to your Podfile:

pod 'FLCharts'

Then run pod install

Carthage <a name="carthage"></a>

To install it with Carthage, in your Cartfile add:

github "francescoleoni98/FLCharts"

Then run carthage update

In XCode > Build phases click the plus button on top left > New Run Script Phases. Then in Run Script > Shell script window > add /usr/local/bin/carthage copy-frameworks. Run Script > Input file window > add $(SRCROOT)/Carthage/Build/iOS/FLCharts.framework.

Then, go to $project_dir/Carthage/Build/iOS and drag the folder FLCharts.framework into your Xcode Project > Your Target > Frameworks, Libraries and Embedded Content.

Example

Here you can find a guide about how to setup a bar chart using FLCharts:

FLCharts: Create Bar Chart easily

Features <a name="features"></a>

Animations for chart bars
Customizable Axes (both x and y axis)
Dragging / Panning (with touch-gesture)
Highlighting values (with customizable popup-views)
Create custom cards with embedded chart and more features
Scroll through chart while highlighted to change highlighted bar
Fully customizable (bar colors, axes color, background, average value, dashed lines, ...)

Configurations <a name="configurations"></a>

FLChart is highly customizable. You can choose which property to modify through the .config property.

let axisLabelConfig = FLAxisLabelConfig(color: .black,
                                        font: .preferredFont(forTextStyle: .body))
                         
chart.config = ChartConfig(axesLabels: axisLabelConfig)

Prebuilt bar cells <a name="barcells"></a>

FLPlainChartBar
FLMultipleValuesChartBar
FLHorizontalMultipleValuesChartBar

Use this bars when you configure your chart.

Eg. FLChart(data: ..., type: .bar(bar: FLMultipleValuesChartBar.self))

Docs <a name="docs"></a>

You can build FLCharts documentation directly in XCode. In XCode go to Product -> Build Documentation, once XCode has finished building, the documentation will appear.

Chart types <a name="charttypes"></a>


Plain Bar Chart	Multi Value Bar Chart	Horizontal Multi Value Bar Chart
Bar class: `FLPlainChartBar`	Bar class: `FLMultipleValuesChartBar`	Bar class: `FLHorizontalMultipleValuesChartBar`
Data type: `SinglePlotable`	Data type: `MultiPlotable`	Data type: `MultiPlotable`

<img width=0 height=40 />
Line Chart	Multi Value Line Chart	Scatter Chart
Data type: `SinglePlotable`	Data type: `MultiPlotable`	Data type: `ScatterPlotable`

<img width=0 height=40 />
Radar Chart	Pie Chart
Data type: `FLDataSet`	Data type: `FLPiePlotable`

Examples <a name="examples"></a>


Highlighted Bar	Average view	Bar chart embedded in FLCard
Highlight View: `BarHighlightedView`	`showAverage = true`

<img width=0 height=40 />
Dark Mode	Line Chart X and Y Segments	Pie Chart
	X Segments: `Key(key: String, xColors: [UIColor])`
	Y Segments: `Key(key: String, yThresholds: [CGFloat : UIColor], data: [PlotableData])`